8.Features
© 2023 China Daheng Group, Inc. Beijing Image Vision Technology Branch 61
Continuous Acquisition
Exposure
Reading out
Start Status
Figure 8-10 Continuous acquisition process
In continuous mode, a camera starts to expose and read out after receiving the AcquisitionStart command.
The frame rate is determined by the exposure time, ROI and some other parameters.
Trigger Acquisition
Exposure
Reading out
Start Status
Trigger
Figure 8-11 Trigger acquisition process
In trigger mode, sending AcquisitionStart command is not enough, a trigger signal is also needed. Each
time a frame trigger is applied (including software trigger and hardware trigger), the camera will acquire
and transmit a frame of image.
8.2.1.2.
Acquisition Stop
It can send AcquisitionStop command to camera at any time. The acquisition stop process is irrelevant to
acquisition mode. But different stop time will result in different process, as shown in Figure 8-12
and Figure
